51383475

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1597}}^1$

素因数の和:1637

約数の個数: 72

約数和(自身を含む): 108190992

約数和(自身を除く): 56807517

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 45, 55, 65, 75, 99, 117, 143, 165, 195, 225, 275, 325, 429, 495, 585, 715, 825, 975, 1287, 1597, 2145, 2475, 2925, 3575, 4791, 6435, 7985, 10725, 14373, 17567, 20761, 23955, 32175, 39925, 52701, 62283, 71865, 87835, 103805, 119775, 158103, 186849, 228371, 263505, 311415, 359325, 439175, 519025, 685113, 790515, 934245, 1141855, 1317525, 1557075, 2055339, 3425565, 3952575, 4671225, 5709275, 10276695, 17127825, 51383475]

約数ペア:

[(1, 51383475), (3, 17127825), (5, 10276695), (9, 5709275), (11, 4671225), (13, 3952575), (15, 3425565), (25, 2055339), (33, 1557075), (39, 1317525), (45, 1141855), (55, 934245), (65, 790515), (75, 685113), (99, 519025), (117, 439175), (143, 359325), (165, 311415), (195, 263505), (225, 228371), (275, 186849), (325, 158103), (429, 119775), (495, 103805), (585, 87835), (715, 71865), (825, 62283), (975, 52701), (1287, 39925), (1597, 32175), (2145, 23955), (2475, 20761), (2925, 17567), (3575, 14373), (4791, 10725), (6435, 7985)]